[21] | 1 | package geniusweb.actions;
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| 2 |
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| 3 | import com.fasterxml.jackson.annotation.JsonCreator;
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| 4 | import com.fasterxml.jackson.annotation.JsonProperty;
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| 5 | import com.fasterxml.jackson.annotation.JsonTypeName;
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| 6 |
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| 7 | import geniusweb.issuevalue.Bid;
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| 8 |
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| 9 | /**
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| 10 | * A vote is an indication by a party that it conditionally accepts a bid. It's
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| 11 | * then up to the protocol to determine the outcome.
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| 12 | */
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| 13 | @JsonTypeName("vote")
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| 14 | public class Vote extends ActionWithBid {
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| 15 | private final Integer minPower;
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| 16 |
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| 17 | /**
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| 18 | * @param id the {@link PartyId} that does the action
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| 19 | * @param bid the bid that is voted on
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| 20 | * @param minPower the minimum power this bid must get in order for the vote
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| 21 | * to be valid. If power=1 for all participants (usually the
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| 22 | * default) power can be interpreted as number of votes
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| 23 | */
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| 24 | @JsonCreator
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| 25 | public Vote(@JsonProperty("actor") PartyId id, @JsonProperty("bid") Bid bid,
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| 26 | @JsonProperty("minPower") Integer minPower) {
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| 27 | super(id, bid);
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| 28 | this.minPower = minPower;
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| 29 | if (bid == null || minPower == null || minPower < 1) {
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| 30 | throw new IllegalArgumentException(
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| 31 | "Vote must have non-null bid and minVotes, and minVotes must be >=1");
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| 32 | }
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| 33 | }
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| 34 |
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| 35 | /**
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| 36 | *
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| 37 | * @return the minimum number of votes this bid must get in order for the
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| 38 | * vote to be valid.
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| 39 | */
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| 40 | public Integer getMinPower() {
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| 41 | return minPower;
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| 42 | }
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| 43 |
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| 44 | @Override
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| 45 | public String toString() {
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| 46 | return "Vote[" + getActor() + "," + getBid() + "," + minPower + "]";
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| 47 | }
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| 48 |
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| 49 | @Override
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| 50 | public int hashCode() {
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| 51 | final int prime = 31;
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| 52 | int result = super.hashCode();
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| 53 | result = prime * result
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| 54 | + ((minPower == null) ? 0 : minPower.hashCode());
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| 55 | return result;
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| 56 | }
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| 57 |
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| 58 | @Override
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| 59 | public boolean equals(Object obj) {
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| 60 | if (this == obj)
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| 61 | return true;
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| 62 | if (!super.equals(obj))
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| 63 | return false;
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| 64 | if (getClass() != obj.getClass())
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| 65 | return false;
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| 66 | Vote other = (Vote) obj;
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| 67 | if (minPower == null) {
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| 68 | if (other.minPower != null)
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| 69 | return false;
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| 70 | } else if (!minPower.equals(other.minPower))
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| 71 | return false;
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| 72 | return true;
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| 73 | }
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| 74 |
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| 75 | }
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